427P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2017-11-22 (JD 2458079.5)
Eccentricity (e)0.3130446325 ± 1.83e-06
Semi-major axis (a)3.1708372050 AU ± 2.41e-05
Inclination (i)11.84936299° ± 1.25e-04
Long. of Asc. Node (Ω)252.39103142° ± 5.03e-04
Arg. of Perihelion (ω)99.94425305° ± 2.60e-03
Mean Anomaly (M)20.41930293° ± 1.19e-03
Mean Motion (n)0.1745593660°/day ± 1.99e-06
Perihelion dist (q)2.17822364 AU ± 1.76e-05
Aphelion dist (Q)4.16345077 AU ± 3.22e-05
Orbital Period5.64636723 yr ± 6.45e-05
Orbit Solution
SourceJPL
Solution Date2026-06-09 11:12:48
RMS Residual0.522″
Uncertainty3
Orbit TypeEncke-type Comet
MOID1.210010 AU
Observations Used442
Oppositions
Arc Total2017-2021
First Observation Used
Last Observation Used2021-06-13
Observations (446)
Date Type RA Dec Mag Band Observatory
2017-10-07 15:31:22 C 00 47 31.00 +24 02 50.0 q D29
2017-10-07 16:07:44 C 00 47 29.92 +24 02 36.4 q D29
2017-10-07 16:44:05 C 00 47 28.85 +24 02 24.4 q D29
2017-10-09 23:37:10 C 00 45 58.98 +23 42 41.0 q A77
2017-10-10 00:02:06 C 00 45 58.33 +23 42 32.7 q B74
2017-10-10 00:15:37 C 00 45 57.87 +23 42 26.6 q A77
2017-10-10 00:22:41 C 00 45 57.73 +23 42 24.9 q B74
2017-10-10 00:43:14 C 00 45 57.15 +23 42 17.4 q B74
2017-10-10 00:55:05 C 00 45 56.73 +23 42 11.8 q A77
2017-10-10 15:55:40 C 00 45 32.47 +23 36 38.1 q Q11
2017-10-10 16:05:56 C 00 45 32.15 +23 36 34.1 q Q11
2017-10-10 16:15:09 C 00 45 31.90 +23 36 30.5 q Q11
2017-10-10 20:58:17 C 00 45 24.69 +23 34 43.6 q K25
2017-10-10 21:22:26 C 00 45 23.99 +23 34 34.1 q K25
2017-10-10 22:08:23 C 00 45 22.73 +23 34 17.0 q B74
2017-10-10 22:17:15 C 00 45 22.47 +23 34 13.5 q B74
2017-10-10 22:23:55 C 00 45 22.28 +23 34 11.4 q B74
2017-10-11 01:52:18 C 00 45 16.48 +23 32 54.4 q J22
2017-10-11 01:58:09 C 00 45 16.32 +23 32 51.9 q J22
2017-10-11 02:04:00 C 00 45 16.15 +23 32 49.4 q J22
2017-10-11 20:11:18 C 00 44 47.53 +23 25 51.7 q K25
2017-10-11 20:33:35 C 00 44 46.92 +23 25 43.3 q K25
2017-10-11 20:52:12 C 00 44 46.37 +23 25 36.1 q 215
2017-10-11 20:54:03 C 00 44 46.24 +23 25 34.8 q 215
2017-10-11 20:55:53 C 00 44 46.18 +23 25 34.2 q 215
2017-10-13 09:00:24 C 00 43 48.93 +23 11 27.7 U G96
2017-10-13 09:10:00 C 00 43 48.67 +23 11 23.9 U G96
2017-10-13 09:18:03 C 00 43 48.44 +23 11 20.5 U G96
2017-10-13 09:44:28 C 00 43 47.72 +23 11 09.9 U G96
2017-10-13 20:50:26 C 00 43 30.94 +23 06 43.5 c B96
2017-10-13 20:52:47 C 00 43 30.86 +23 06 42.3 c B96
2017-10-13 20:55:08 C 00 43 30.80 +23 06 41.8 c B96
2017-10-13 20:57:31 C 00 43 30.74 +23 06 40.2 c B96
2017-10-13 20:59:52 C 00 43 30.68 +23 06 39.6 c B96
2017-10-13 21:02:13 C 00 43 30.63 +23 06 38.9 c B96
2017-10-13 21:28:17 C 00 43 29.85 +23 06 28.8 o 461
2017-10-13 21:31:29 C 00 43 29.76 +23 06 27.4 o 461
2017-10-13 21:34:41 C 00 43 29.67 +23 06 26.3 o 461
2017-10-13 21:37:48 C 00 43 29.59 +23 06 25.1 o 461
2017-10-13 21:40:56 C 00 43 29.50 +23 06 23.8 o 461
2017-10-13 21:45:57 C 00 43 29.44 +23 06 20.4 q C23
2017-10-13 21:50:07 C 00 43 29.33 +23 06 18.7 q C23
2017-10-13 21:56:21 C 00 43 29.17 +23 06 16.4 q C23
2017-10-14 03:37:30 C 00 43 20.58 +23 04 00.3 U G96
2017-10-14 03:49:24 C 00 43 20.26 +23 03 55.6 U G96
2017-10-14 03:57:30 C 00 43 20.05 +23 03 52.5 U G96
2017-10-14 04:05:38 C 00 43 19.82 +23 03 48.9 U G96
2017-10-14 21:00:23 C 00 42 53.81 +22 56 56.9 q 157
2017-10-14 21:04:19 C 00 42 53.71 +22 56 54.6 c B96
2017-10-14 21:06:40 C 00 42 53.65 +22 56 53.6 c B96